Business 2
A fantastic e-zine with tech focused business articles

The Economist
Probably the best magazine on earth

The McKinsey Quarterly
Great analysis and insight into trends in business

Knowledge@Wharton
Good site that bridges the gap between academia and the real world

CFO.com
Absolutely brilliant articles. You could spend years trawling through this site.

TechNewsNow.com
Briliant one-stop shop for technology news.
Bitpipe
Everything you ever wanted to learn about IT, you can find out here.

Developer Shed
Great web development tutorial site. Interesting mix of technologies covered
Gamedev.net
The best site to learn game programming, if that is your cup of tea

Music